I know at this point you're probably just going to have to trust me.
But trust me, I use the OCI model every single day, sometimes for many, many, many minutes of the
day.
Studying architectural models is not necessarily everyone's favorite cup of tea, but I'm going to make
it really easy for you, and it's something that you just have to know, because when it comes to networking,
there's no easier way to break it down than using these models that we're going to discuss.
And I'll tell you right now, your adversaries know these models and know them well.
So let's jump in and talk models.
Let's talk network topologies.
These things we just have to know.